13841287200
domain: N
Appears in sequences
- a(n) = 7^n-1.at n=12A024075
- a(n) = n^12 - 1.at n=6A123868
- Number of length n primitive (=aperiodic or period n) 7-ary words which are earlier in lexicographic order than any other word derived by cyclic shifts of the alphabet.at n=12A320072
- a(n) = Sum_{d|n, n/d==1 mod 4} d^12 - Sum_{d|n, n/d==3 mod 4} d^12.at n=6A321836
- a(n) is the smallest m such that A347191(m) = 2*n, where A347191(m) = tau(m^2 - 1).at n=12A347193