25766
domain: N
Appears in sequences
- Second (lower) diagonal of partition triangle A047812.at n=16A007045
- n*10^2-1, n*10^2-3, n*10^2-7 and n*10^2-9 are all prime.at n=30A064976
- Number of compositions of n in which no part is unique (every part appears at least twice).at n=18A240085
- Number of partitions p of n such that (number of numbers in p that have multiplicity 1) > (number of numbers in p having multiplicity > 1).at n=42A329976