|
Search: id:A053232
|
|
|
| A053232 |
|
Numbers n for which values not equal to 2 occur in the expansion of A053230. |
|
+0
8
|
|
| 1, 2, 23, 31, 32, 38, 39, 54, 59, 67, 68, 74, 75, 84, 98, 99, 114, 128, 129, 138, 149, 157, 158, 172, 177, 197, 198, 201, 202, 228, 229, 232, 240, 241, 247, 248, 257, 262, 263, 277, 278, 281, 283, 284, 293, 307, 308, 311, 313, 314, 332, 333, 339, 340, 349, 350
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
MAPLE
|
with(numtheory): f := [seq( `if`((sigma(i+1) > sigma(i)), i, print( )), i=1..5000)];
seq( `if`(f[i+1] - f[i] <> 2, i, print( )), i=1..100);
|
|
CROSSREFS
|
Cf. A000203, A053224, A053230, A053231, A053233, A053234, A053235, A053236, A053237.
Sequence in context: A045708 A090150 A106102 this_sequence A065987 A107153 A049544
Adjacent sequences: A053229 A053230 A053231 this_sequence A053233 A053234 A053235
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Asher Auel (asher.auel(AT)reed.edu) Jan 10, 2000
|
|
|
Search completed in 0.002 seconds
|
