A232246 Central terms of triangle A110440.

1, 6, 60, 684, 8270, 103356, 1319318, 17089176, 223742646, 2953453860, 39238422432, 524028551976, 7028512984012, 94609733971200, 1277433085844250, 17293594106959920, 234654019904185254, 3190395630994096932, 43454433346369902968, 592805610973385781960

Offset

0,2

Comments

a(n) = A110440(2*n,n).

Links

Table of n, a(n) for n=0..19.

Prog

(Haskell)
a232246 n = a110440 (2 * n) n

Crossrefs

Sequence in context: A085364 A228484 A232969 * A086984 A000894 A112117

Adjacent sequences: A232243 A232244 A232245 * A232247 A232248 A232249

Keyword

nonn

Author

Reinhard Zumkeller, Nov 21 2013

Status

approved