191232
domain: N
Appears in sequences
- Numbers k that divide the (left) concatenation of all numbers <= k written in base 25 (most significant digit on left).at n=28A029494
- Number of nX2 1..5 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in decreasing order.at n=9A166839
- Number of (n+4)X(n+4) binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=6A186600
- Number of (n+4)X11 binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=6A186607
- Number of oriented series-parallel networks with integer valued elements summing to n.at n=9A339230
- G.f. satisfies A(x) = 1 + 2*x + 2*x^3*A(x)^3.at n=14A367074