124092

Appears in sequences

• a(n) = Sum{T(i,j)}, 0<=i<=n, 0<=j<=n, T given by A026681.at n=14A026690
• Number of partitions of n with equal nonzero number of parts congruent to each of 1 and 2 (mod 3).at n=57A035539
• A035539 with periodic zeros stripped.at n=18A035593
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 0), (0, 0, 1), (0, 1, -1), (1, 0, 1)}.at n=9A150407
• Lexicographically earliest increasing sequence a, b, c, ... such that every partial product (1-x^a), (1-x^a)(1-x^b), (1-x^a)(1-x^b)(1-x^c), ... has coefficients -1, 0, 1 only.at n=26A274768