130208

Appears in sequences

• Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 1,3.at n=7A037577
• Numbers k that divide the base-5 reversal of k.at n=22A222816
• Number of black-square subarrays of (n+2) X (1+2) 0..3 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, no adjacent elements equal, and upper left element zero.at n=14A230928
• Number of black-square subarrays of (n+2) X (1+2) 0..3 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, no adjacent elements equal, and upper left element zero.at n=15A230928
• Number of n X 3 0..3 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, no adjacent elements equal, and upper left element zero.at n=8A231103
• The number of n-digit numbers which are divisible by 3 and where all decimal digits are odd.at n=7A337753