22843
domain: N
Appears in sequences
- McKay-Thompson series of class 30F for Monster.at n=38A058617
- Numbers n such that [A070080(n), A070081(n), A070082(n)] is an obtuse isosceles integer triangle with prime side lengths.at n=30A070135
- Numbers k such that both the k-th and (k+1)-th primes have the same sum of digits squared but different sets of digits.at n=7A109183
- McKay-Thompson series of class 30F for the Monster group with a(0) = 1.at n=38A205977
- Composite numbers n equal to the sum of prime factors, counted with multiplicity, of the numbers in the interval [n-k,n+k], for some k.at n=6A257367
- Positive integers m such that pi(m^2) = pi(j^2) + pi(k^2) for no 0 < j <= k < m.at n=52A262408
- p-INVERT of (1,1,1,1,1,...), where p(S) = 1 - S - S^2 - S^3 + S^4 + S^5.at n=10A291021