466948881
domain: N
Appears in sequences
- a(n) = (6*n + 3)^4.at n=24A016948
- a(n) = (7*n)^4.at n=21A016984
- a(n) = (8*n+3)^4.at n=18A017104
- a(n) = (9*n+3)^4.at n=16A017200
- a(n) = (10*n+7)^4.at n=14A017356
- a(n) = (11*n + 4)^4.at n=13A017440
- a(n) = (12*n + 3)^4.at n=12A017560
- Numbers k = p_i^e_i * p_j^e_j such that i/e_i + j/e_j = 1 for e_i, e_j >= 1, p_i, p_j distinct prime numbers.at n=13A387978
- Numbers k = p_i^e_i *...* p_r^e_r such that i/e_i +...+ r/e_r = 1 for e_i,..., e_r >= 1; p_i,..., p_r distinct prime numbers (A000040).at n=20A388006