109298

Appears in sequences

• Number of primitive (aperiodic) palindromic structures using a maximum of six different symbols.at n=19A056480
• Number of primitive (period n) periodic palindromic structures using a maximum of six different symbols.at n=19A056517
• Row sums of A075652.at n=36A075650
• Triangle T(n, k) = A143491(n+2, k+2) + A143491(n+2, n-k+2), read by rows.at n=40A155755