21725
domain: N
Appears in sequences
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MOR = Mordenite Na8[Al8Si40O96].24H2O starting with a T1 atom.at n=13A019179
- Numbers k such that k!!! + 1 is prime (0 is included by convention).at n=39A037083
- Indices of primes in sequence defined by A(0) = 39, A(n) = 10*A(n-1) - 11 for n > 0.at n=10A101843