A129396 Triangle read by rows: T(r,c)=T(r,c-1)+T(r,c+1)+T(r-1,c-1).

1, 2, 5, 2, 3, -10, -15, -10, 3, 4, 16, 9, 3, 9, 16, 4, 5, 22, 13, -25, -47, -25, 13, 22, 5, 6, -140, -151, -33, 105, 163, 105, -33, -151, -140, 6, 7, 378, 365, 127, -87, -181, -199, -181, -87, 127, 365, 378, 7, 8, -504, -519, -393, -239, 27, 353, 507, 353, 27, -239, -393, -519, -504, 8, 9, -194, -211, 487, 1217, 1123, 145

Offset: 0

Author

Jonas Wallgren, Apr 13 2007

Keywords

• sign
• tabf

Comments

Like A129392, except edge elements=1,2,3,4,5...

Links

• R. J. Mathar, Comments on A129392, A129394 and A129396

Crossrefs

Cf. A129392, A129397.

Extensions

More terms from R. J. Mathar, Jan 17 2008