A088169 -id:A088169 - cp's OEIS frontend

A088170 Numbers n such that the set S(n) = {k: k + reverse(k) = n} is not empty and all elements of S(n) have one digit less than n has.

10, 12, 14, 16, 18, 110, 132, 143, 154, 165, 176, 187, 198, 1009, 1010, 1029, 1030, 1049, 1050, 1069, 1070, 1089, 1090, 1110, 1130, 1131, 1150, 1151, 1170, 1171, 1190, 1191, 1211, 1212, 1231, 1232, 1251, 1252, 1271, 1272, 1291, 1292, 1312, 1313, 1332

Offset: 1

Klaus Brockhaus, Sep 21 2003

Subsequence of A067030.

The most significant digit of all terms is 1.

			165 is a term since S(165) = {69, 78, 87, 96}.

Index entries for sequences related to Reverse and Add!

Cf. A067030, A088169, A088171.

A088171 Numbers n such that the set S(n) = {k: k + reverse(k) = n} is not empty, at least one element of S(n) has the same number of digits as n and at least one element of S(n) has one digit less than n has.

Original entry on oeis.org

121, 1111, 11011, 12221, 110011, 121121, 1100011, 1112111, 1197801, 1208911, 1210121, 1211111, 1222221, 11000011, 11111111, 11988801, 12098911, 12100121, 12101111, 12211221, 110000011, 110121011, 111089011, 111101111, 111111011

Offset: 1

Klaus Brockhaus, Sep 21 2003

Subsequence of A067030.

The most significant digit of all terms is 1.

			1111 is a term since S(1111) = {209, 308, 407, 506, 605, 704, 803, 902, 1010, 1100}.

Index entries for sequences related to Reverse and Add!

Cf. A067030, A088169, A088170.

cp's OEIS Frontend

A088170 Numbers n such that the set S(n) = {k: k + reverse(k) = n} is not empty and all elements of S(n) have one digit less than n has.

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