42230
domain: N
Appears in sequences
- Numbers k such that 3*5^k - 2 is prime.at n=27A057917
- Deficient oblong numbers.at n=36A077804
- Number of 4-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions.at n=28A187299
- Number of partitions p of n not including floor(mean(p)) as a part.at n=46A241335
- Integers that are the sum of two consecutive semiprimes, as well as the product of two consecutive semiprimes.at n=12A288955
- Oblong numbers which are products of four distinct primes.at n=37A358988
- The number of possible values that can be obtained for the Shannon diversity index across all partitions of n.at n=48A383683