169170

Appears in sequences

• Number of -7..7 arrays x(0..n-1) of n elements with sum zero and with zeroth through n-1st differences all nonzero.at n=5A200037
• Number of -n..n arrays x(0..5) of 6 elements with sum zero and with zeroth through 5th differences all nonzero.at n=6A200042
• Expansion of Product_{k>=1} (1+x^k)^(Lucas(k)).at n=17A261051