98532
domain: N
Appears in sequences
- a(n) = 12*a(n-2) - 25*a(n-4) with initial terms 1,1,7,12.at n=11A083335
- Triangle T(n,k) read by rows: permutations on 123...n with one abc pattern and no aj pattern with j<=k, n>2, k<n-1.at n=47A084249
- Number of isomorphism classes of 2-reductive abelian/medial quandles.at n=9A242275
- Coefficients in expansion of 1/E_14^(1/2).at n=2A289569
- a(0)=1; thereafter a(n) = 3*a(n-1) with digits rearranged into nonincreasing order.at n=6A321541