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A138069
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Triangle read by rows: row n lists the digits of A135696(n), the palindromic number with odd number of digits formed from the reflected decimal expansion of e.
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3
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2, 2, 7, 2, 2, 7, 1, 7, 2, 2, 7, 1, 8, 1, 7, 2, 2, 7, 1, 8, 2, 8, 1, 7, 2, 2, 7, 1, 8, 2, 8, 2, 8, 1, 7, 2, 2, 7, 1, 8, 2, 8, 1, 8, 2, 8, 1, 7, 2, 2, 7, 1, 8, 2, 8, 1, 8, 1, 8, 2, 8, 1, 7, 2, 2, 7, 1, 8, 2, 8, 1, 8, 2, 8, 1, 8, 2, 8, 1, 7, 2
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graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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Also, successive digits of the numbers A135696(n).
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LINKS
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EXAMPLE
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Triangle begins:
.............. 2
........... 2, 7, 2
........ 2, 7, 1, 7, 2
..... 2, 7, 1, 8, 1, 7, 2
.. 2, 7, 1, 8, 2, 8, 1, 7, 2
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MATHEMATICA
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Module[{nn=10, edg}, edg=RealDigits[E, 10, nn][[1]]; Table[ Join[ Take[ edg, n], Reverse[ Take[edg, n-1]]], {n, nn}]]//Flatten (* Harvey P. Dale, Aug 13 2019 *)
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CROSSREFS
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KEYWORD
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easy,nonn,tabf,base
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AUTHOR
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STATUS
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approved
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