A119939 Main diagonal of triangle A119937.

3, 5, 7, 81, 44, 1300, 3375, 20825, 14896, 1333584, 1014300, 133402500, 105850800, 85395024, 279558279, 66958716825, 56112056000, 17143034708800, 14636445039216, 12595733648784, 10917487339200, 5038547354568000

Offset

2,1

Links

Table of n, a(n) for n=2..23.

Formula

a(n)= A119937(m,m-1), m>=2.

Crossrefs

Sequence in context: A353141 A291438 A056145 * A306573 A254925 A153138

Adjacent sequences: A119936 A119937 A119938 * A119940 A119941 A119942

Keyword

nonn,easy

Author

Wolfdieter Lang, Jul 20 2006

Status

approved