13817466

Appears in sequences

• Third convolution of the powers of 3 (A000244).at n=11A027472
• a(n) = n^5 - n^4.at n=27A085538
• Expansion of x(3-x^2)/(1-3x).at n=15A114982
• Number of 3 X 3 symmetric matrices over Z(n) having determinant 1.at n=26A115224
• a(n) = 2*n*3^(n-1).at n=12A212697
• List of values q^5-q^4 as q runs through A000961 (that is, 1, primes, and prime powers).at n=15A371195