A126337 a(n) = number of terms in the n-th row of the irregular table A126336.

1, 1, 1, 2, 2, 2, 3, 5, 4, 17, 11, 12, 13, 10, 10, 6, 14, 22, 23, 32, 28, 33, 29, 36, 45, 39, 41, 40, 43, 57, 76, 64, 77, 64, 85, 76, 117, 90, 104, 100, 95, 124, 118, 101, 137, 141, 151, 131, 157, 152, 143, 176, 168, 180, 182, 215, 220, 202, 221, 212, 257, 238, 239, 259