Decomposition of A260047
Composites whose prime factorization in base 3 is an anagram of the number in base 3.
Decomposition of A260255
Numbers that can be written as the sum of two nonnegative palindromes in base 10.
Decomposition of A260682
Löschian numbers (A003136) of the form 6*k+1.
Decomposition of A262829
(3,2)-primes (defined in Comments).
Decomposition of A267769
Numbers whose base 9 representation is a square when read in base 10.
Decomposition of A267892
Numbers with 9 odd divisors.
Decomposition of A270189
Numbers n for which (prime(n+1)-prime(n)) is not a multiple of three.
Decomposition of A270190
Numbers n for which prime(n+1)-prime(n) is a multiple of three.
Decomposition of A270297
Numbers which are representable as a sum of seven but no fewer consecutive nonnegative integers.
Decomposition of A272159
Numbers n such that abs(8n^2 - 488n + 7243) is prime.









