26209

Properties

Appears in sequences

• Moebius transform of A000048 (starting at term 0).at n=20A054174
• Convolution of A075298 with A056594.at n=32A075495
• a(n) = n^4 + 853n^3 + 2636n^2 + 3536n + 1753.at n=2A076809
• Primes p = p_(n+1) such that p_n + p_(n+2) = 2*p_(n+1) + 12.at n=28A095673
• Prime numbers p such that p +- ((p-1)/6) are primes.at n=29A137724
• Larger of 3 consecutive prime numbers such that p1*p2*p3 + d1 + d2 - 1 = average of twin prime pairs, d1 (delta) = p2 - p1, d2 (delta) = p3 - p2.at n=10A153405
• Primes of the form 20n^2+8n+1.at n=15A154405
• Greater of two consecutive primes, p < q, such that both p*q+p-q and p*q-p+q are prime numbers.at n=33A154552
• Expansion of 1/(1 - 4*x + 7*x^2).at n=12A168175
• Primes expressed as the sum of square of digits of all primes.at n=33A181508
• 2*n^3 - 313*n^2 + 6823*n - 13633.at n=11A218456
• Number of white square subarrays of (n+1) X (3+1) binary arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with upper left element zero.at n=11A230984
• Primes p such that (p^2+2)/3 and (p^4+2)/3 are prime.at n=24A256811
• Centered 13-gonal (or tridecagonal) primes.at n=13A262493
• Coordination sequence for (2,5,7) tiling of hyperbolic plane.at n=23A265066
• Primes p such that 2*p + 23 is a square.at n=35A269785
• Primes of the form k^4 + 853*k^3 + 2636*k^2 + 3536*k + 1753 in order of increasing nonnegative k.at n=2A272326
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 645", based on the 5-celled von Neumann neighborhood.at n=26A273316
• Smallest beastly prime in base n: smallest prime p with a base-n expansion containing the substring 666.at n=9A286342
• Primes p such that p-2 is the product of two emirps.at n=39A345198