A048234 a(n) = T(2n-1,n), array T given by A048225.

3, 3, 16, 36, 59, 89, 131, 185, 250, 323, 400, 488, 582, 681, 790, 905, 1024, 1147, 1277, 1419, 1565, 1716, 1874, 2036, 2204, 2375, 2554, 2738, 2926, 3123, 3328, 3541, 3764, 3991, 4229, 4473, 4722, 4976, 5232, 5493, 5757, 6030, 6314, 6607, 6906, 7207, 7517

Offset

1,1

Links

Table of n, a(n) for n=1..47.

Formula

a(n) = A048224(2*n) - A048224(n). - Sean A. Irvine, Jun 06 2021

Crossrefs

Cf. A048224.

Sequence in context: A209212 A222847 A278309 * A068415 A127539 A342837

Adjacent sequences: A048231 A048232 A048233 * A048235 A048236 A048237

Keyword

nonn

Author

Clark Kimberling

Extensions

More terms from Sean A. Irvine, Jun 06 2021

Status

approved