31191
domain: N
Appears in sequences
- a(n) = round(n*phi^14), where phi is the golden ratio, A001622.at n=37A004949
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 25 ones.at n=15A031793
- Numbers k such that k!! + 2^8 is prime.at n=18A076195
- Row sums of triangle A115154 (called Y(3,1)).at n=5A115187
- Binary order of n plus number of partitions of n-1.at n=39A163295
- Triangle: T(n,k) equals the coefficient of x^n*y^k in the n-th iteration of x*(1+xy)/(1-x), for n>=1, 0<=k<n, as read by rows.at n=16A185755
- Column 1 of triangle A185755.at n=4A185756