|
Search: id:A117534
|
|
|
| A117534 |
|
Inverse permutation to sequence A117532 (if indeed sequence A117532 is a permutation of the positive integers). |
|
+0
3
|
|
| 1, 2, 5, 3, 9, 4, 6, 7, 13, 8, 10, 11, 16, 12, 14, 19, 15, 17, 21, 18, 25, 20, 22, 23, 28, 24, 26, 31, 27, 29, 33, 30, 37, 32, 34, 35, 40, 36, 38, 43, 39, 41, 45, 42, 49, 44, 46, 47, 52, 48, 50, 55, 51, 53, 57, 54, 61, 56, 58, 59, 62, 63, 65, 60, 69, 64, 66, 67, 73, 68, 70, 71
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
LINKS
|
Leroy Quet, Home Page (listed in lieu of email address)
|
|
MAPLE
|
read("transforms") ; A117532 := proc(nmax) local a, n, nxt, asu ; a := [1] ; asu := 1 ; while nops(a) < nmax do n := nops(a)+1 ; nxt := 1 ; while nxt in a or gcd(n, asu+nxt) <> 1 do nxt := nxt+1 ; od ; a := [op(a), nxt] ; asu := asu+nxt ; od ; a ; end: A117532(180) ; INVERSE(%) ; [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 20 2009]
|
|
CROSSREFS
|
Cf. A117532, A117533.
Sequence in context: A065222 A159988 A134880 this_sequence A112990 A026201 A026219
Adjacent sequences: A117531 A117532 A117533 this_sequence A117535 A117536 A117537
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Leroy Quet Mar 26 2006
|
|
EXTENSIONS
|
More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 20 2009
|
|
|
Search completed in 0.002 seconds
|
