30132
domain: N
Appears in sequences
- Numbers k that divide the (right) concatenation of all numbers <= k written in base 3 (most significant digit on left).at n=29A029448
- Numbers k that, when expressed in base 6 and then interpreted in base 9, give a multiple of k.at n=19A062939
- a(n) = 3*a(n-2) + 3*a(n-3), a(0)=1, a(1)=0, a(2)=3.at n=15A099094
- Duplicate of A099094.at n=15A099465
- Partial sums of A299277.at n=31A299278
- a(n) = 378*n^2 - 54*n (n>=1).at n=8A305070
- Numbers that are the sum of seven fourth powers in exactly seven ways.at n=29A345829
- Numbers k such that A322582(k) <= A276086(k) <= A348507(k).at n=43A392602