28753

Properties

Appears in sequences

• Primes p such that the NSW number A002315((p-1)/2) is prime.at n=17A005850
• Number of compositions into sums of cubes.at n=53A023358
• Primes with property that when cubed all even digits occur together and all odd digits occur together.at n=27A030482
• 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 14.at n=16A031602
• a(n) is the first prime p from A031924 such that A052180(primepi(p)) = prime(n).at n=32A052229
• Numbers n such that Catalan(n)+1 is prime.at n=37A053429
• Numbers which have more different digits than their cubes.at n=7A061374
• Primes p such that the sum of the digits of p is not prime, but the sum of each digit raised to the 4th power is prime.at n=30A091368
• G.f. satisfies: A(x) = F(x*A(x)), where F(x) is the g.f. of A094600.at n=8A094601
• Indices of prime companion Pell numbers, divided by 2 (A001333).at n=21A099088
• Let p_(3,1)(m) be the m-th prime == 1(mod 3). Then a(n) is the smallest p_(3,1)(m) such that the interval(p_(3,1)(m)*n, p_(3,1)(m+1)*n) contains exactly one prime == 1(mod 3).at n=23A210465
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 41", based on the 5-celled von Neumann neighborhood.at n=30A278423
• Number of partitions of n into at most 1^2 copy of 1, 2^2 copies of 2, 3^2 copies of 3, ... .at n=47A303944
• Irregular triangle read by rows: T(n, k) is the number of chains of subspaces 0 < V_1 < ... < V_r = (F_4)^n, counted up to coordinate permutation, with dimension increments given by (any fixed permutation of) the parts of the k-th partition of n in Abramowitz-Stegun order.at n=17A348115
• Number of compositions (ordered partitions) of n into two or more cubes.at n=53A348524
• Consecutive states of the linear congruential pseudo-random number generator 170*s mod 30323 when started at s=1.at n=10A385033
• Twin primes p such that 6p+1, 6p-1 is a twin prime pair.at n=30A386724
• Prime numbersat n=3132