-3094

Appears in sequences

• Irregular triangle read by rows: coefficients of Olinde Rodrigues recursive polynomial for inversions of permutations applied to Bonnaci type polynomials: x - 1, x^2 - x - 1, x^3 - x^2 - x - 1, etc.at n=66A133333
• Triangle of polynomial coefficients of the polynomial factors defined in A074051.at n=47A197184
• Number of twos minus number of ones in the first 2^n entries of the Kolakoski sequence, A000002.at n=28A289323
• Alternating row sums of Riordan triangle A319203.at n=17A321205