140496

Appears in sequences

• Number of equivalence classes in S_n under the {123, 321} {132, 231}-equivalence.at n=12A228231
• Square array A(n,k): number of integers having prime(n) as k-th factor when written as product of primes in nondecreasing order, in any interval of primorial(n)^k positive integers.at n=19A281890