30313

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 12.at n=28A031600
• Expansion of sum ( q^n / product( 1-q^k, k=1..4*n), n=0..inf ).at n=33A035296
• Balanced primes of order nine.at n=16A096701
• Primes from merging of 5 successive digits in decimal expansion of the Champernowne Constant.at n=7A104948
• a(n) = (1/3)*n^3 - n^2 - (1/3)*n - 1.at n=46A109620
• List of triples of strictly non-palindromic primes without an ordinary prime in between.at n=20A138358
• Primes p such that 2*p^3 -+ 3 are also prime.at n=27A174363
• Primes with exactly three 3's.at n=29A178552
• Number of n X 3 nonnegative integer arrays with upper left 0 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down.at n=29A252831
• Numbers that require three steps to collapse to a single digit in base 4 (written in base 4).at n=18A253953
• Primes having only {0, 1, 3} as digits.at n=45A260044
• Five-digit primes whose first, third, and fifth digits are the same.at n=26A269066
• Primes p such that the sum of the cubes of digits of p equals the sum of digits of p^3.at n=11A291052
• Number of series-reduced rooted trees whose leaves are strict integer partitions whose multiset union is a strict integer partition of n.at n=22A320176
• Primorial base emirps: prime numbers whose primorial base reversal is a different prime.at n=22A333425
• Primes where every other digit is 3 starting with the rightmost digit, and no other digit is 3.at n=29A348559
• Triangle read by rows, T(n, k) = A000262(n) - A349776(n, n - k) for n > 0 and T(0, 0) = 1.at n=49A349780
• Prime numbersat n=3277