30485

Appears in sequences

• Number of length 6 walks on an n-dimensional hypercubic lattice starting and finishing at the origin and staying in the nonnegative part.at n=13A064046
• -7-Knödel numbers.at n=23A225511
• Composite squarefree numbers n such that p(i)-10 divides n+10, where p(i) are the prime factors of n.at n=28A225710
• Squarefree terms of A276655.at n=36A276756
• a(n) = lcm(1,2,...,n) * Sum_{k=1..n} (2^(k-1) - 1) / k.at n=7A331343
• Terms of A349937 that are not divisible by 3: numbers k > 1 not divisible by 2 or 3 such that A309906(k-1) < A309906(k) > A309906(k+1).at n=15A349941
• Number of subsets of {1,2,...,n} such that no two elements differ by 2 or 5.at n=24A375977