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A064290
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First number of height n in Recamán's sequence A005132.
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12
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0, 1, 3, 6, 13, 20, 43, 62, 113, 224, 367, 494, 833, 1815, 3379, 5551, 9169, 17864, 32978, 58964, 106218, 131313, 155719, 180118, 591890, 881467, 1345004, 3012446, 5728819, 9309579, 17512700, 25641318, 52978675, 61998980, 125130665, 244636214, 280766754, 566273517, 1031389697, 2182394227, 3045423658, 3454917187
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OFFSET
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1,3
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COMMENTS
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The height of a term in A005132 = number of addition steps - number of subtraction steps to reach it (see A064289).
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LINKS
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EXAMPLE
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A005132 begins 0, 1, 3, 6, 2, 7, 13, 20, 12, ... and these terms have heights 0, 1, 2, 3, 2, 3, 4, 5, 4, ...
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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