feature table is not feature layer,
feature table do not have shape, geometry, only has tabular data like a excel table
feature table can be published on arcgis server as rest api just like how you publish a feature layer
sample 1
https://transparentgov.net:3200/arcgis/featuretable/default?cross=default&layer_id=1&layer=ParcelTAZLookup&url=https%3A%2F%2Fsbcta-gis.sanbag.ca.gov%2Farcgis%2Frest%2Fservices%2FVMTscreenAnalysis%2FMapServer
https://transparentgov.net/json2tree/esri/server2/searchLayer.html?url=https%3A%2F%2Fsbcta-gis.sanbag.ca.gov%2Farcgis%2Frest%2Fservices&org=San+Bernardino+Council+of+Governments+CA&_center_lat=34.108318&_center_long=-117.294151&_center_zoom=17&filter_by=parcel
sample 2
https://transparentgov.net:3200/arcgis/featuretable4/default?cross=default&layer_id=3&layer=parcel_table&url=https%3A%2F%2Fgis.la-quinta.org%2Farcgis%2Frest%2Fservices%2FBaseMap%2Fparcels_table%2FMapServer&select_field=13&select_fieldvalue=-1&distinctorgroupby=groupby
https://transparentgov.net/json2tree/esri/server/folder.html?url=https%3A%2F%2Fgis.la-quinta.org%2Farcgis%2Frest%2Fservices&org=La+Quinta+CA&_center_lat=33.6634&_center_long=-116.31&_center_zoom=17&arcgis_online_token=&select_folder=78&select_layer=3