761838257287
domain: N
Appears in sequences
- Second prime factor, if it exists, of Mersenne numbers.at n=9A089158
- Triangle read by rows formed by the prime factors of Mersenne number 2^prime(n) - 1, n >= 1.at n=32A089162
- Largest prime factor of composite Mersenne numbers.at n=9A136031
- a(n) is the largest proper divisor of the Mersenne composite A065341(n).at n=9A145097
- Duplicate of A136031.at n=9A145098
- Prime factors of 2^A054723(n)-1, ordered by increasing n, then by increasing size of the factors.at n=23A244453