210700
domain: N
Appears in sequences
- Expansion of (1+x)^50 * (1-x)/(1 - x^51).at n=4A173246
- Exponential weird numbers: numbers that are exponential abundant (A129575) but not exponential pseudoperfect (A318100).at n=13A321146
- Coreful weird numbers: numbers k that are coreful abundant (A308053) but no subset of their aliquot coreful divisors sums to k.at n=13A339939