23977

Properties

Appears in sequences

• Primes of the form 666*n + 1.at n=12A037029
• Transform of A059502 applied to sequence 3,4,5,...at n=9A059506
• Primes p such that x^36 = 2 has no solution mod p, but x^12 = 2 has a solution mod p.at n=36A059668
• a(n) = n-th centered n-gonal number.at n=36A100119
• Primes that are a concatenation of 2, 3 and a prime.at n=33A101218
• Triangle, read by rows, where column k equals column 0 of A113983^(k+1): T(n,k) = [A113983^(k+1)](n-k,0) for n>=k>=0.at n=59A113993
• Column 4 of triangle A113993, also equals column 0 of A113983^5.at n=6A113996
• a(n) is n-th prime == 1 (mod 6n).at n=36A138906
• a(n) = 74*n^2 + 1.at n=18A158742
• Primes of the form 2*n^2+6*n+1.at n=17A176549
• Primes with eight embedded primes.at n=23A179916
• Number of (n+4) X 6 binary arrays with every 5 X 5 subblock commuting with each horizontal and vertical neighbor 5 X 5 subblock.at n=5A186602
• Number of (n+4)X10 binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=1A186606
• T(n,k)=Number of (n+4)X(k+4) binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=22A186609
• T(n,k)=Number of (n+4)X(k+4) binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=26A186609
• Centered 36-gonal numbers.at n=36A195316
• Number of partitions of n such that the number of parts and the smallest part are coprime.at n=37A200928
• Expand 1/(8 - 8 x + 3 x^3 - 2 x^4) in powers of x, then multiply coefficient of x^n by 8^(1 + floor(n/3)) to get integers.at n=18A206568
• Record first differences of base sequence A213536 (a cousin prime recurrence sequence).at n=10A213537
• Primes of form n^2 + 4096.at n=21A256836