1073463296
domain: N
Appears in sequences
- Numbers k not congruent to 0 (mod 3) such that phi(k) + 4 | sigma(k).at n=18A015806
- Half the number of permutations of 0..n with exactly two maxima.at n=16A100575
- Fibonacci 15-step numbers, a(n) = a(n-1) + a(n-2) + ... + a(n-15).at n=31A220493
- a(n) is the smallest Fibonacci n-step number with exactly n prime factors (counted with multiplicity).at n=13A359880
- Number of compositions (ordered partitions) of n into parts not greater than n/2.at n=31A368484