83209

Appears in sequences

• Matrix logarithm of triangle A107719, read by rows.at n=21A107724
• Column 0 of A107724, which is the matrix logarithm of triangle A107719.at n=6A107725
• Numbers n such that (j^k + k^j) == 0 (mod k+j), j=4 case.at n=24A114979