135975

Appears in sequences

• Generalized unsigned Stirling1 triangle, S1p(7).at n=24A134141
• Integer areas of the Lucas Central triangles of integer-sided triangles.at n=7A231739
• Numbers k such that k^(k + 1) == k + 1 (mod 2*k + 1) while 2*k+1 is not prime.at n=11A380831