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A367206
Denominators that appear in A291094 exactly twice.
2
160, 190, 196, 220, 231, 238, 242, 253, 260, 264, 275, 286, 291, 297, 303, 306, 309, 325, 390, 469, 536, 590, 591, 596, 597, 603, 609, 756, 790, 830, 897, 903, 906, 931, 960, 965, 996, 1014, 1040, 1060, 1064, 1100, 1120, 1160, 1162, 1169, 1190, 1191, 1197
OFFSET
1,1
COMMENTS
See A291094 for a definition of anomalous cancellation.
EXAMPLE
160 appears as the denominator in two unreduced fractions that can be reduced by anomalous cancellation: cancelling the 6s in the fractions 16/160 and 64/160 reduces them to 1/10 and 4/10, respectively.
CROSSREFS
Sequence in context: A060675 A171225 A290463 * A127338 A138854 A133530
KEYWORD
nonn
AUTHOR
Jon E. Schoenfield, Nov 10 2023
STATUS
approved