240170

Appears in sequences

• Row sums of triangle A097094 and also equals the self-convolution of A097097 (antidiagonal sums of triangle A097094).at n=22A097096
• Numbers n such that n^2 + 3, n^3 + 3, n^4 + 3, n^5 + 3, n^6 + 3 and n^7 + 3 are semiprime.at n=16A253907
• Number of length-n 0..5 arrays with no adjacent pair x,x+1 followed at any distance by x+1,x.at n=6A268454
• Number of length-7 0..n arrays with no adjacent pair x,x+1 followed at any distance by x+1,x.at n=4A268461