18245
domain: N
Appears in sequences
- Molien series of 4-dimensional representation of u.g.g.r. #9.at n=17A013977
- Molien series of 4-dimensional representation of u.g.g.r. #8.at n=34A013978
- Numbers whose base-5 representation contains exactly three 0's and three 4's.at n=16A045217
- Number of odd semiprimes < 10^n. Number of terms of A046315 < 10^n.at n=5A085770
- Number of permutations of length n which avoid the patterns 1234, 4123, 4132.at n=9A116769
- Number of digits in A116534(n).at n=43A131059
- Primitive subsequence of A111105.at n=32A137559
- Indices of records in A366092.at n=18A366093