The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A132377 a(n) = PrimePi(n)^n. 2
 0, 1, 8, 16, 243, 729, 16384, 65536, 262144, 1048576, 48828125, 244140625, 13060694016, 78364164096, 470184984576, 2821109907456, 232630513987207, 1628413597910449, 144115188075855872, 1152921504606846976, 9223372036854775808, 73786976294838206464 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS G. C. Greubel, Table of n, a(n) for n = 1..500 FORMULA a(n) = A000720(n)^n. MATHEMATICA Table[PrimePi[n]^n, {n, 50}] (* G. C. Greubel, Nov 08 2022 *) PROG (Magma) [(#PrimesUpTo(n))^n: n in [1..50] ]; // G. C. Greubel, Nov 08 2022 (SageMath) [prime_pi(n)^n for n in range(1, 51)] # G. C. Greubel, Nov 08 2022 (Python) from sympy import primepi def A132377(n): return primepi(n)**n # Chai Wah Wu, Jan 25 2024 CROSSREFS Cf. A000720. Sequence in context: A340586 A005445 A322342 * A276978 A265094 A285060 Adjacent sequences: A132374 A132375 A132376 * A132378 A132379 A132380 KEYWORD easy,nonn AUTHOR Giovanni Teofilatto, Nov 10 2007 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified September 19 13:45 EDT 2024. Contains 376012 sequences. (Running on oeis4.)