26941
domain: N
Appears in sequences
- a(n) = (n - 1)*(n^2 + n - 1).at n=30A033445
- Numbers whose concatenation of prime factors (with multiplicity) is a square.at n=41A038693
- Inverse Moebius transform of A001371 (starting at term 0).at n=20A054158
- Numerator of Euler(n, 1/30).at n=4A157422
- Semiprimes generated by the polynomial 2 * n^2 + 29.at n=29A241554
- Composite numbers of the form 2*k^2 + 29.at n=29A352949
- Number of integer compositions of n whose leaders of strictly increasing runs are strictly decreasing.at n=29A374689