120345
domain: N
Appears in sequences
- C(2*n+4,4)-C(2*n,4).at n=28A085474
- Numbers k such that k and k+17 have same sum of divisors.at n=19A172335
- Numbers whose digits are a permutation of [0,...,n] and which contain the product of any two adjacent digits as a substring.at n=34A203569
- p-INVERT of the odd positive integers, where p(S) = 1 + S - 3 S^2.at n=10A292493