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A010860 Constant sequence: a(n) = 21. 1
21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
Table of n, a(n) for n=0..53.
Tanya Khovanova, Recursive Sequences
Index to divisibility sequences
Index entries for linear recurrences with constant coefficients, signature (1).
FORMULA
G.f.: 21/(1-x); e.g.f.: 21*e^x. - Vincenzo Librandi, Jan 24 2012
CROSSREFS
Sequence in context: A267147 A154352 A291433 * A158772 A151910 A040421
Adjacent sequences: A010857 A010858 A010859 * A010861 A010862 A010863
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane
STATUS
approved

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Last modified June 6 18:40 EDT 2024. Contains 373134 sequences. (Running on oeis4.)