A296008 - cp's OEIS frontend

A296008 Number of days for which concat(n,mm,dd) is prime, for mm = 01..12, dd = 01..number of days in month mm of year n, according to the Gregorian calendar.

n	a(n)
1582	18
1583	22
1584	23
1585	19
1586	17
1587	19
1588	26
1589	22
1590	21
1591	15
1592	24
1593	17
1594	21
1595	25
1596	26
1597	25
1598	21
1599	30
1600	25
1601	20
1602	21
1603	19
1604	19
1605	22
1606	16
1607	20
1608	17
1609	13
1610	20
1611	21
1612	22
1613	23
1614	17
1615	18
1616	22
1617	31
1618	25
1619	24
1620	24
1621	22
1622	27
1623	26
1624	26
1625	17
1626	18
1627	17
1628	19
1629	23
1630	22
1631	23
1632	25
1633	20
1634	14
1635	24
1636	20
1637	16
1638	21
1639	27
1640	23
1641	21
1642	23
1643	21
1644	26
1645	22
1646	27
1647	21
1648	21
1649	26
1650	19
1651	20
1652	23
1653	25

[18, 22, 23, 19, 17, 19, 26, 22, 21, 15, 24, 17, 21, 25, 26, 25, 21, 30, 25, 20, 21, 19, 19, 22, 16, 20, 17, 13, 20, 21, 22, 23, 17, 18, 22, 31, 25, 24, 24, 22, 27, 26, 26, 17, 18, 17, 19, 23, 22, 23, 25, 20, 14, 24, 20, 16, 21, 27, 23, 21, 23, 21, 26, 22, 27, 21, 21, 26, 19, 20, 23, 25]

cp's OEIS Frontend

A296008 Number of days for which concat(n,mm,dd) is prime, for mm = 01..12, dd = 01..number of days in month mm of year n, according to the Gregorian calendar.

Table of values

List of values