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A027521 Third diagonal of A027516. 0
11, 26, 121, 558, 1178, 784, 567, 397, 1166, 845, 31965, 425752, 647962, 489749, 188365, 289264, 1577216, 23292216, 18324228, 2405956350, 239597946294, 45293834608, 67720569966336, 15565112713248, 108945838021848660, 2970554302260183744, 142825624901607659400 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..29.

FORMULA

Numerators of sequence a[n, n-2] in A=(b[i, j])^2 where b[i, j] = A008284(i, j) / Partitions(i) if j<=i, 0 if j>i.

CROSSREFS

Sequence in context: A212018 A046806 A224197 * A238147 A137014 A137013

Adjacent sequences:  A027518 A027519 A027520 * A027522 A027523 A027524

KEYWORD

nonn

AUTHOR

Olivier Gérard

EXTENSIONS

More terms from Sean A. Irvine, Nov 06 2019

STATUS

approved

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Last modified October 26 02:14 EDT 2021. Contains 348256 sequences. (Running on oeis4.)