A026296 a(n) = T(2n,n+1), where T is the array in A026268.

1, 6, 38, 229, 1349, 7894, 46122, 269607, 1578035, 9251060, 54322938, 319502765, 1882040458, 11102029850, 65576732025, 387817554915, 2296120266390, 13608607411660, 80732861599612, 479372928880782

Offset

1,2

Links

Table of n, a(n) for n=1..20.

Crossrefs

Sequence in context: A288030 A264502 A263331 * A037499 A037676 A345464

Adjacent sequences: A026293 A026294 A026295 * A026297 A026298 A026299

Keyword

nonn

Author

Clark Kimberling

Status

approved