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A157083
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Depression-type primes with five digits; from left to right digits decrease to and increase from the central digit.
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0
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21013, 21017, 21019, 21023, 21059, 21067, 21089, 31013, 31019, 31039, 31069, 31079, 32027, 32029, 32057, 32059, 32069, 32089, 32159, 32189, 41017, 41023, 41039, 41047, 41057, 42013, 42017, 42019, 42023, 42089, 42139, 42157, 42169
(list; graph; refs; listen; history; internal format)
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