A126993 a(n) = binomial(prime(n+3), prime(n)).

21, 165, 1287, 19448, 75582, 1144066, 51895935, 141120525, 6107086800, 7898654920, 15338678264, 5178066751, 266783135710, 109712808959985, 22512762077400, 97862516286480, 12802736917880, 18385569737808

Offset: 1

Author

Artur Jasinski, Jan 01 2007

Keywords

• nonn

Links

• G. C. Greubel, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A058077, A125550, A126994, A126995, A126996, A126997, A126998.

Programs

Magma

[Binomial(NthPrime(n+3), NthPrime(n)): n in [1..20]]; // G. C. Greubel, May 29 2019

Mathematica

Table[Binomial[Prime[n+3], Prime[n]], {x, 1, 20}]

PARI

vector(20, n, binomial(prime(n+3), prime(n))) \\ G. C. Greubel, May 29 2019

Sage

[binomial(nth_prime(n+3), nth_prime(n)) for n in (1..20)] # G. C. Greubel, May 29 2019