18442
domain: N
Appears in sequences
- Number of 8's in all partitions of n.at n=42A024792
- Numbers whose base-4 representation contains exactly four 0's and three 2's.at n=25A045060
- a(n) = T(n,n), array T given by A048494.at n=9A048504
- Numbers k such that k*2^m-1 are composites for all exponents m in the range 0<=m<=k.at n=36A061154
- Number of length n+6+1 0..6 arrays with every value 0..6 appearing at least once in every consecutive 6+2 elements, and new values 0..6 introduced in order.at n=9A242237
- The crystallogen sequence (a(n) = A018227(n)-4).at n=44A271996
- Numbers k such that (44*10^k - 233)/9 is prime.at n=18A294128
- a(n) = 18*2^n + 10.at n=10A305060
- Number of compositions of n with strictly increasing run-lengths.at n=45A333192