66060

Appears in sequences

• a(n) = C(2n-1,n-1) mod n^3.at n=44A099907
• 1/4 the number of (n+1) X 5 binary arrays with all 2 X 2 subblock sums the same.at n=16A183981
• Numbers whose set of base-10 digits is {0,6}.at n=26A204093
• a(n) = binomial(2*c-1, c-1) (mod c^3), where c is the n-th composite.at n=29A244214
• The poor sandwiches sequence (see Comments lines for definition).at n=25A335600