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A101238
Slowest increasing sequence where the absolute difference between the last digit of a(n) and the first digit of a(n+1) equals 4.
0
1, 5, 15, 16, 26, 27, 37, 38, 40, 41, 51, 52, 62, 63, 73, 74, 84, 85, 95, 105, 115, 125, 135, 145, 155, 165, 175, 185, 195, 196, 206, 216, 226, 236, 246, 256, 266, 276, 286, 296, 297, 307, 317, 327, 337, 347, 357, 367, 377, 387, 390, 408, 410, 418, 420, 428, 430
OFFSET
1,2
CROSSREFS
Sequence in context: A045856 A102185 A030486 * A109161 A065908 A297124
KEYWORD
base,easy,nonn
AUTHOR
Eric Angelini, Dec 16 2004
STATUS
approved