1,2

A005418 = row sums of the Losanitch triangle.

a(n) = 2^n - A005418(n). Sum of (n-1)-th row terms of triangle A136482.

a(5) = 22 = 2^5 - A005418(5) = 32 - 10.

a(5) = 22 = sum of row 4 terms of triangle A136482 = (1 + 6 + 8 + 6 + 1).

Cf. A005418, A136482.

Adjacent sequences: A136485 A136486 A136487 this_sequence A136489 A136490 A136491

Sequence in context: A024475 A024600 A131510 this_sequence A041165 A041006 A083465

nonn

Gary W. Adamson (qntmpkt(AT)yahoo.com), Jan 01 2008