A229067 Sum of n-th prime and next perfect square.

6, 7, 14, 16, 27, 29, 42, 44, 48, 65, 67, 86, 90, 92, 96, 117, 123, 125, 148, 152, 154, 160, 183, 189, 197, 222, 224, 228, 230, 234, 271, 275, 281, 283, 318, 320, 326, 332, 336, 369, 375, 377, 387, 389, 422, 424, 436, 448, 483, 485, 489, 495, 497, 507, 546, 552

Offset: 1

Author

Vincenzo Librandi, Sep 25 2013

Keywords

• nonn
• less

Comments

Primes in the sequence: 7, 29, 67, 197, 271, 281, 283, 389, 617, 631, 641, ...

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A000040, A145445, A106044.

Programs

Mathematica

(Floor[Sqrt[#]] + 1)^2 + # &/@Prime[Range[80]]

Formula

a(n) = A000040(n) + A145445(n).