A145165 G.f. A(x) satisfies A(x/A(x)^5) = 1/(1-x).

1, 1, 6, 76, 1406, 32531, 874407, 26234503, 857727024, 30087607090, 1120358453641, 43948073274103, 1805827523343241, 77390779901965470, 3447553371343457810, 159209478315871014816, 7605143367385966288569

Offset

0,3

Links

Table of n, a(n) for n=0..16.

Formula

G.f. satisfies: 1 - 1/A(x) = x*A( 1 - 1/A(x) )^5.

Self-convolution 5th power yields A145166.

Prog

(PARI) {a(n)=local(A=1+x+x*O(x^n), B); for(n=0, n, B=serreverse(x/A^5); A=1/(1-B)); polcoeff(A, n)}

Crossrefs

Cf. A145166 (A^5); A088713, A145158, A145160, A145162, A145167.

Sequence in context: A236954 A116874 A030044 * A336713 A218303 A132613

Adjacent sequences: A145162 A145163 A145164 * A145166 A145167 A145168

Keyword

nonn

Author

Paul D. Hanna, Oct 03 2008

Status

approved