Decomposition of Wasteful numbers
Wasteful numbers.
Decomposition of A046851
Numbers n such that n^2 can be obtained from n by inserting internal (but not necessarily contiguous) digits.
Decomposition of Good primes (v1)
Good primes (version 1): prime(n)^2 > prime(n-1)*prime(n+1).
Decomposition of A046953
6n-1 is composite.
Decomposition of A046992
a(n) = sum_{k=1..n} pi(k).
Decomposition of A047078
Primes at which difference pattern X2Y (X and Y >= 6) occurs in A001223.
Decomposition of A047201
Numbers that are congruent to {1, 2, 3, 4} mod 5.
Decomposition of A047229
Numbers that are congruent to {0, 2, 3, 4} mod 6.
Decomposition of A047238
Numbers that are congruent to {0, 2} mod 6.
Decomposition of A047240
Numbers that are congruent to {0, 1, 2} mod 6.