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A051243
Base 3 numbers d(1)...d(j) such that d(i) != d(j+1-i) for all but 2 values of i.
1
4, 8, 27, 29, 31, 34, 37, 39, 41, 43, 46, 49, 51, 53, 54, 55, 59, 62, 65, 66, 67, 71, 74, 77, 78, 79, 246, 248, 249, 251, 252, 254, 256, 259, 261, 263, 265, 268, 270, 272, 274, 277, 282, 284, 285, 287, 288, 290, 292, 295, 297, 299, 301, 304, 306, 308
OFFSET
1,1
CROSSREFS
Cf. A050876.
Sequence in context: A012952 A272588 A272228 * A356646 A100411 A065405
KEYWORD
nonn,base
EXTENSIONS
Name corrected and missing initial terms inserted by Sean A. Irvine, Aug 20 2021
STATUS
approved