Sequences

a(n) = prime(7*n - 6).

a(n) = prime(8*n - 6).

a(n) = prime(9*n - 6).

a(n) = prime(10*n - 6).

a(n) = prime(8*n - 7).

a(n) = prime(9*n-7).

a(n) = prime(10*n-7).

a(n) = prime(9*n-8).

a(n) = prime(10*n-8).

a(n) = prime(10*n-9).

a(n) = prime(100*n).

a(n) = prime(1000 * n).

Let r and s be consecutive Fibonacci numbers. Sequence is r^4, r^3 s, r^2 s^2, and r s^3.

Primes followed by a gap of 6, i.e., next prime is p + 6.

Upper prime of a difference of 6 between consecutive primes.

Lower prime of a difference of 8 between consecutive primes.

Upper prime of a difference of 8 between consecutive primes.

Lower prime of a difference of 10 between consecutive primes.

Upper prime of a difference of 10 between consecutive primes.

Lower prime of a difference of 12 between consecutive primes.

Upper prime of a difference of 12 between consecutive primes.

Lower prime of a pair of consecutive primes having a difference of 14.

Upper prime of a difference of 14 between consecutive primes.

Lower prime of a pair of consecutive primes having a difference of 16.

Upper prime of a difference of 16 between consecutive primes.

Lower prime of a difference of 18 between consecutive primes.

Upper prime of a difference of 18 between consecutive primes.

Lower prime of a difference of 20 between consecutive primes.

Upper prime of a difference of 20 between consecutive primes.

Length of longest legal domino snake using full set of dominoes up to [n:n].

Numbers without consecutive equal base 3 digits.

Numbers with no consecutive equal base 4 digits.

Numbers with no consecutive equal base-5 digits.

Numbers in which digits 0,1,2 all occur in base 3.

Numbers in which 0,1,2,3 all occur in base 4.

Numbers whose base-5 expansions have 5 distinct digits.

Numbers in which 0,1,2,3,4,5 all occur in base 6.

Numbers with exactly two distinct base-3 digits.

Numbers with exactly two distinct base-4 digits.

Numbers with exactly two distinct base-5 digits.

Numbers with exactly two distinct base-6 digits.

Numbers with exactly two distinct base-7 digits.

Numbers with exactly two distinct base-8 digits.

Numbers with exactly two distinct base-9 digits.

Numbers with exactly two distinct base-10 digits.

Numbers with exactly three distinct base-4 digits.

Numbers with exactly three distinct base-5 digits.

Numbers with exactly three distinct base-6 digits.

Numbers with exactly three distinct base-7 digits.

Numbers with exactly three distinct base-8 digits.