50481

Appears in sequences

• Expansion of x*(1+2*x+8*x^2+4*x^3+3*x^4) / ( (1+x)^2*(x-1)^4 ).at n=40A178947
• Smallest m such that Fibonacci(2n-1) = m^2 + k^2.at n=28A229139
• Number of n X 3 nonnegative integer arrays with upper left 0 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down.at n=37A252831
• Odd numbers divisible by 3 which are neither of the form p + 3^m + 1 nor of the form p + 3^m - 1 with p prime.at n=5A282191
• Partial sums of A299255.at n=30A299261
• Triangle of palindromic polynomials.at n=38A388426
• Triangle of palindromic polynomials.at n=42A388426