This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A086958 m such that A086956(m)=n and A086956(k)=n for exactly one k
 2, 6, 12, 20, 10, 30, 14, 40, 45, 60, 22, 84, 26, 42, 90, 80, 34, 126, 38, 120, 147, 66, 46, 216, 150, 78, 135, 224, 58, 210, 62, 160, 132, 102, 245, 324, 74, 114, 156, 320, 82, 336, 86, 220, 315, 138, 94, 432, 98, 300, 204, 260, 106, 540, 110, 448, 228, 174 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS A086957(n) < a(n) < A086959(n), A086956(a(n))=A086956(A086957(n))=A086956(A086959(n)); n and A086956(n) are divisors of a(n); A086960(A086957(n)) = a(n), A086960(a(n)) = A086959(n); A086961(a(n)) = A086957(n), A086961(A086959(n)) = a(n); A086962(a(n)) = A086959(n), A086962(A086959(n)) = a(n); A086963(a(n)) = a(n); A086964(A086957(n)) = a(n), A086964(a(n)) = A086957(n). LINKS CROSSREFS Cf. A086938, A086939. Sequence in context: A104969 A065005 A139084 * A130492 A152222 A139082 Adjacent sequences:  A086955 A086956 A086957 * A086959 A086960 A086961 KEYWORD nonn AUTHOR Reinhard Zumkeller, Jul 25 2003 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .