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A025145
Numbers k such that (#1's in s(1),...,s(k)) = -1 + (#1's in r(1),...,r(k)), where s = A025142 and r = A025143.
0
27, 36, 802, 804, 810, 822, 937, 943, 944, 945, 947, 949, 952, 955, 973, 980, 998, 1007, 1025, 1033, 1042, 1045, 1051, 1052, 1053, 1060, 1063, 1069, 1072, 1075, 1078, 1087, 1133
OFFSET
1,1
LINKS
H. Harborth, Probleme und Lösungen, Mathematische Semesterberichte 44 (1997) 94.
CROSSREFS
Sequence in context: A351473 A152053 A166649 * A266963 A180961 A278643
KEYWORD
nonn
STATUS
approved