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 A169585 A000004 preceded by 1, 3. 2
 1, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Inverse binomial transform of A016777; second inverse binomial transform of A053220; third inverse binomial transform of A027471 without first term; fourth inverse binomial transform of A081039. LINKS FORMULA a(0) = 1, a(1) = 3, a(n) = 0 for n > 1. G.f.: 1+3*x. PROG (PARI) {concat([1, 3], vector(103))} CROSSREFS Cf. A000004 (zero sequence), A016777 (3*n+1), A053220 ((3*n-1)*2^(n-2)), A027471 ((n-1)*3^(n-2)), A081039 ((3*n+4)*4^(n-1), a(0)=1, a(1)=7), A130706 (1, 2, 0, 0, 0, ...), A166926 (1, 2, 4, 0, 0, 0, ...), A130779 (1, 1, 2, 0, 0, 0, ...). Sequence in context: A186718 A319625 A307802 * A045840 A181000 A335453 Adjacent sequences:  A169582 A169583 A169584 * A169586 A169587 A169588 KEYWORD easy,nonn AUTHOR Klaus Brockhaus, Dec 02 2009 STATUS approved

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Last modified July 31 18:54 EDT 2021. Contains 346376 sequences. (Running on oeis4.)