21870000000
domain: N
Appears in sequences
- Powers of 30.at n=7A009974
- a(n) = (2*n)^7.at n=15A016747
- a(n) = (3*n)^7.at n=10A016771
- a(n) = (4n+2)^7.at n=7A016831
- a(n) = (5*n)^7.at n=6A016855
- a(n) = (6*n)^7.at n=5A016915
- a(n) = (7*n + 2)^7.at n=4A017011
- a(n) = (8*n+6)^7.at n=3A017143
- a(n) = (9*n + 3)^7.at n=3A017203
- a(n) = (10*n)^7.at n=3A017275
- a(n) = (11*n + 8)^7.at n=2A017491
- a(n) = (12*n + 6)^7.at n=2A017599
- Largest power of n which divides n!.at n=29A060067
- Numbers whose prime factors are raised to the seventh power.at n=17A113852
- a(n) = n^7*(n+1)^2/2.at n=15A163277
- a(n) = sqrt(A167657(n)).at n=30A167761
- Square array T(n,k) = ((n+k-1)*(n+k-2)/2+n)^k, n,k > 0 read by antidiagonals.at n=29A220556
- Powers of primorials P(k)^m, k > 1, m > 1, where P(k) = A002110(k).at n=23A365308
- Position of first appearance of n in A380958 (number of prime factors minus sum of distinct prime exponents).at n=14A380989