48603

Appears in sequences

• a(n) = 2nd elementary symmetric function of the first n+1 odd positive integers.at n=16A024196
• Expansion of Sum_{k>=0} k!!*x^k/Product_{j=1..k} (1 - j*x).at n=8A305405
• Number of binary words of length n such that in every prefix and in every suffix the difference between the number of 1's and the number of 0's is in the interval [-2,3].at n=19A306306
• Number of Carlitz compositions of n with parts in standard order.at n=28A383751