30717

Appears in sequences

• Number of partitions of {1, 2, ..., 2n} into pairs whose differences are primes.at n=9A009692
• Numbers k such that the decimal part of k^(1/6) starts with a 'nine digits' anagram.at n=12A034281
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (0, -1, 1), (1, 1, -1), (1, 1, 1)}.at n=8A149748
• Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k peaks of maximum height (1 <= k <= n).at n=55A152879
• Number of Dyck paths of semilength n having exactly one peak of maximum height.at n=10A152880
• Number of binary strings of length n with equal numbers of 00010 and 01101 substrings.at n=16A164219
• Coefficients of mock modular form H_2^(7) of type 1A, divided by 4.at n=34A256057
• a(n) = n*2^10 - 3.at n=29A362361
• Composite numbers for which A324644(n)/A324198(n) = 2 and sigma(n) == 2 (mod 4).at n=25A371082