63411

Appears in sequences

• Solution of the complementary equation a(n) = a(0)*b(n-1) + a(1)*b(n-2) + ... + a(n-1)*b(0), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.at n=8A296001
• Triangle of number of connected graphs with n>=2 nodes and maximum degree 1<=k<n.at n=34A332760
• Irregular triangle read by rows where row n starts with n and each further term is the sum of the distinct palindromes in the concatenation of the decimal digits of preceding terms.at n=40A356822
• Absolute discriminants of imaginary quadratic number fields with elementary bicyclic 5-class group (5,5).at n=14A359871