249280
domain: N
Appears in sequences
- Number of solutions to triples version of Langford (or Langford-Skolem) problem.at n=18A059107
- G.f.: Product_{j>=1} Product_{i>=1} (1 + x^(i*j)).at n=37A107742
- Lower triangular array called S2hat(-2) related to partition number array A144274.at n=29A144275
- Second column (m=2) of triangle S2hat(-2) = A144275.at n=6A144277