77997
domain: N
Appears in sequences
- a(n) = 5^n - 2^n.at n=7A005057
- Difference of two positive 7th powers.at n=9A181126
- Triangle read by rows, 3^k*S_3(n, k) where S_m(n, k) are the Stirling-Frobenius subset numbers of order m; n >= 0, k >= 0.at n=29A225466
- Triangle read by rows, k!*S_3(n, k) where S_m(n, k) are the Stirling-Frobenius subset numbers of order m; n >= 0, k >= 0.at n=29A225472
- Numbers with digits 7 and 9 only.at n=36A285011
- Numbers which are the sum or difference of two seventh powers.at n=23A364654