This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A233441 Floor(2^n / n^3). 2
 2, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 3, 5, 9, 16, 26, 44, 76, 131, 226, 393, 689, 1213, 2147, 3818, 6818, 12228, 22012, 39768, 72084, 131072, 239027, 437102, 801393, 1472896, 2713342, 5009438, 9267786, 17179869, 31906432, 59362467, 110632938, 206519839, 386111079 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS FORMULA a(n) = floor(A000079(n) / A000578(n)). PROG (Python) for n in range(1, 100):  print str(2**n // n**3)+', ', CROSSREFS Cf. A000079, A000578, A060505, A062278. Cf. A230664, A233442. Sequence in context: A294068 A181011 A084863 * A255365 A256505 A073346 Adjacent sequences:  A233438 A233439 A233440 * A233442 A233443 A233444 KEYWORD nonn AUTHOR Alex Ratushnyak, Dec 09 2013 STATUS approved

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

Last modified October 15 04:33 EDT 2019. Contains 328026 sequences. (Running on oeis4.)