23348

Appears in sequences

• Sums of members of groups in A076063.at n=35A076066
• Number of walks within N^2 (the first quadrant of Z^2) starting at (0,0) and consisting of n steps taken from {(-1, 1), (-1, 0), (1, -1), (1, 1)}.at n=9A151273
• a(n) = (1/2)*(n^3 - 6*n^2 + 13*n - 6).at n=37A158498
• Numbers n such that d(n-2) = d(n) = d(n+2) = 12 where d(n)=A000005(n).at n=18A190645
• Number of numbers k such that all terms of the Collatz (3x+1) iteration of k are <= 3^n.at n=10A224540
• Numbers n such that Bernoulli number B_{n} has denominator 1590.at n=35A272140
• Number of n X 5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1's.at n=3A297503
• T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.at n=31A297506
• Number of 4Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.at n=4A297509
• Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 5 or 8 king-move adjacent elements, with upper left element zero.at n=6A305337
• Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 5 or 8 king-move adjacent elements, with upper left element zero.at n=4A305339