A227474 Denominator/27 of hypergeom([n+1/2,1],[n+3],-3).

1, 1, 9, 27, 189, 729, 24057, 104247, 938223, 4349943, 82648917, 400529367, 3948075189, 19740375945, 1598970451545, 8182966428495, 84557319761115

Offset

0,3

Comments

For numerator/2 of hypergeom([n+1/2,1],[n+3],-3) see A227473.

Links

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

Maple

seq(denom(simplify(hypergeom([n+1/2, 1], [n+3], -3)))/27, n=0..16)

Crossrefs

Cf. A227473.

Sequence in context: A230185 A340235 A217640 * A286524 A057901 A320676

Adjacent sequences: A227471 A227472 A227473 * A227475 A227476 A227477

Keyword

nonn,frac

Author

Karol A. Penson, Jul 13 2013

Status

approved