A035832 Coordination sequence for lattice D*_94 (with edges defined by l_1 norm = 1).

1, 188, 17672, 1107508, 52061712, 1958184876, 61391167256, 1650190052644, 38825509612576, 812305237503644, 15302398872758568, 262196521383285780, 4120497500732109360, 59810591682527131020, 806702657594563281720

Offset

0,2

Links

Table of n, a(n) for n=0..14.

Joan Serra-Sagrista, Enumeration of lattice points in l_1 norm, Inf. Proc. Lett. 76 (1-2) (2000) 39-44.

Formula

a(m)=add(2^k*binomial(n, k)*binomial(m-1, k-1), k=0..n)+2^n*binomial((n+2*m)/2-1, n-1); with n=94.

Crossrefs

Sequence in context: A211818 A204071 A089273 * A065612 A088264 A068557

Adjacent sequences: A035829 A035830 A035831 * A035833 A035834 A035835

Keyword

nonn

Author

N. J. A. Sloane, J. Serra-Sagrista (jserra(AT)ccd.uab.es)

Status

approved