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A043640
Numbers whose base-10 representation has exactly 4 runs.
0
1010, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1045, 1046, 1047, 1048, 1049
OFFSET
1,1
CROSSREFS
Sequence in context: A163278 A082461 A071998 * A286138 A145808 A252683
KEYWORD
nonn,base
STATUS
approved